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Hibernate example source code file (CustomQuery.java)
The Hibernate CustomQuery.java source code/* * Hibernate, Relational Persistence for Idiomatic Java * * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as * indicated by the @author tags or express copyright attribution * statements applied by the authors. All third-party contributions are * distributed under license by Red Hat Middleware LLC. * * This copyrighted material is made available to anyone wishing to use, modify, * copy, or redistribute it subject to the terms and conditions of the GNU * Lesser General Public License, as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License * for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this distribution; if not, write to: * Free Software Foundation, Inc. * 51 Franklin Street, Fifth Floor * Boston, MA 02110-1301 USA * */ package org.hibernate.loader.custom; import java.util.List; import java.util.Map; import java.util.Set; /** * Extension point allowing any SQL query with named and positional parameters * to be executed by Hibernate, returning managed entities, collections and * simple scalar values. * * @author Gavin King * @author Steve Ebersole */ public interface CustomQuery { /** * The SQL query string to be performed. * * @return The SQL statement string. */ public String getSQL(); /** * Any query spaces to apply to the query execution. Query spaces are * used in Hibernate's auto-flushing mechanism to determine which * entities need to be checked for pending changes. * * @return The query spaces */ public Set getQuerySpaces(); /** * A map representing positions within the supplied {@link #getSQL query} to * which we need to bind named parameters. * <p/> * Optional, may return null if no named parameters. * <p/> * The structure of the returned map (if one) as follows:<ol> * <li>The keys into the map are the named parameter names * <li>The corresponding value is either an {@link Integer} if the * parameter occurs only once in the query; or a List of Integers if the * parameter occurs more than once</li> * </ol> */ public Map getNamedParameterBindPoints(); /** * A collection of {@link Return descriptors} describing the * JDBC result set to be expected and how to map this result set. * * @return List of return descriptors. */ public List getCustomQueryReturns(); } Other Hibernate examples (source code examples)Here is a short list of links related to this Hibernate CustomQuery.java source code file: |
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